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Diffstat (limited to 'src/SDL12/include/SDL_keyboard.h')
| -rw-r--r-- | src/SDL12/include/SDL_keyboard.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/src/SDL12/include/SDL_keyboard.h b/src/SDL12/include/SDL_keyboard.h new file mode 100644 index 0000000..1ad7dca --- /dev/null +++ b/src/SDL12/include/SDL_keyboard.h @@ -0,0 +1,121 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2006 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ + +/* Include file for SDL keyboard event handling */ + +#ifndef _SDL_keyboard_h +#define _SDL_keyboard_h + +#include "SDL_stdinc.h" +#include "SDL_error.h" +#include "SDL_keysym.h" + +#include "begin_code.h" +/* Set up for C function definitions, even when using C++ */ +#ifdef __cplusplus +extern "C" { +#endif + +/* Keysym structure + - The scancode is hardware dependent, and should not be used by general + applications. If no hardware scancode is available, it will be 0. + + - The 'unicode' translated character is only available when character + translation is enabled by the SDL_EnableUNICODE() API. If non-zero, + this is a UNICODE character corresponding to the keypress. If the + high 9 bits of the character are 0, then this maps to the equivalent + ASCII character: + char ch; + if ( (keysym.unicode & 0xFF80) == 0 ) { + ch = keysym.unicode & 0x7F; + } else { + An international character.. + } + */ +typedef struct SDL_keysym { + Uint8 scancode; /* hardware specific scancode */ + SDLKey sym; /* SDL virtual keysym */ + SDLMod mod; /* current key modifiers */ + Uint16 unicode; /* translated character */ +} SDL_keysym; + +/* This is the mask which refers to all hotkey bindings */ +#define SDL_ALL_HOTKEYS 0xFFFFFFFF + +/* Function prototypes */ +/* + * Enable/Disable UNICODE translation of keyboard input. + * This translation has some overhead, so translation defaults off. + * If 'enable' is 1, translation is enabled. + * If 'enable' is 0, translation is disabled. + * If 'enable' is -1, the translation state is not changed. + * It returns the previous state of keyboard translation. + */ +extern DECLSPEC int SDLCALL SDL_EnableUNICODE(int enable); + +/* + * Enable/Disable keyboard repeat. Keyboard repeat defaults to off. + * 'delay' is the initial delay in ms between the time when a key is + * pressed, and keyboard repeat begins. + * 'interval' is the time in ms between keyboard repeat events. + */ +#define SDL_DEFAULT_REPEAT_DELAY 500 +#define SDL_DEFAULT_REPEAT_INTERVAL 30 +/* + * If 'delay' is set to 0, keyboard repeat is disabled. + */ +extern DECLSPEC int SDLCALL SDL_EnableKeyRepeat(int delay, int interval); +extern DECLSPEC void SDLCALL SDL_GetKeyRepeat(int *delay, int *interval); + +/* + * Get a snapshot of the current state of the keyboard. + * Returns an array of keystates, indexed by the SDLK_* syms. + * Used: + * Uint8 *keystate = SDL_GetKeyState(NULL); + * if ( keystate[SDLK_RETURN] ) ... <RETURN> is pressed. + */ +extern DECLSPEC Uint8 * SDLCALL SDL_GetKeyState(int *numkeys); + +/* + * Get the current key modifier state + */ +extern DECLSPEC SDLMod SDLCALL SDL_GetModState(void); + +/* + * Set the current key modifier state + * This does not change the keyboard state, only the key modifier flags. + */ +extern DECLSPEC void SDLCALL SDL_SetModState(SDLMod modstate); + +/* + * Get the name of an SDL virtual keysym + */ +extern DECLSPEC char * SDLCALL SDL_GetKeyName(SDLKey key); + + +/* Ends C function definitions when using C++ */ +#ifdef __cplusplus +} +#endif +#include "close_code.h" + +#endif /* _SDL_keyboard_h */ |